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Finding the Fourth Proportional to 543,573.06, 750,010.02 and 328,708.52

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Solution

The fourth proportional to 543,573.06, 750,010.02 and 328,708.52 is: 453,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,573.06 : 750,010.02 = 328,708.52 : x
  2. Step 2: Convert to fraction form
    543,573.06/750,010.02 = 328,708.52/x
  3. Step 3: Cross multiply
    543,573.06x = 750,010.02 × 328,708.52
  4. Step 4: Simplify right side
    543,573.06x = 246,534,679,909.32
  5. Step 5: Solve for x
    x = 246,534,679,909.32/543,573.06
  6. Step 6: Final answer
    x = 453,544.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.